papier déchiré
/ˌpapjeɪ ˈdeɪʃɪreɪ/(also papier dechire, papier dechiré) Art
noun
Paper torn haphazardly for use in collage; a collage made of such paper.
Origin
1950s; earliest use found in The Listener. From French papier déchiré from papier + déchiré, past participle of déchirer to tear or cut.